549464832000 has 1728 divisors, whose sum is σ = 2393336574720. Its totient is φ = 120766464000.

The previous prime is 549464831999. The next prime is 549464832013. The reversal of 549464832000 is 238464945.

549464832000 is a `hidden beast` number, since 5 + 494 + 64 + 83 + 20 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 3499775922 + ... + 3499776078.

It is an arithmetic number, because the mean of its divisors is an integer number (1385032740).

Almost surely, 2^549464832000 is an apocalyptic number.

549464832000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 549464832000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1196668287360).

549464832000 is an abundant number, since it is smaller than the sum of its proper divisors (1843871742720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

549464832000 is a wasteful number, since it uses less digits than its factorization.

549464832000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245 (or 205 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 45.

The spelling of 549464832000 in words is "five hundred forty-nine billion, four hundred sixty-four million, eight hundred thirty-two thousand".